20x-9=42x-16

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Solution for 20x-9=42x-16 equation: 



20x-9=42x-16

We move all terms to the left:

20x-9-(42x-16)=0

We get rid of parentheses

20x-42x+16-9=0

We add all the numbers together, and all the variables

-22x+7=0

We move all terms containing x to the left, all other terms to the right

-22x=-7

x=-7/-22

x=7/22

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